Assignee
EFUSION INC
US·5 granted patents·1,176 citations·filing 1997–1998
Top patents by PatentIndex Score
5 records- 0195US6026087AMethod and apparatus for establishing a voice call to a PSTN extension for a networked client computerEFUSION INC·Filed 1997·Granted Feb 15, 2000·333 cites·31 claims
- 0295US5889774AMethod and apparatus for selecting an internet/PSTN changeover server for a packet based phone callEFUSION INC·Filed 1997·Granted Mar 30, 1999·405 cites·33 claims
- 0388US6144670AMethod and apparatus for establishing and facilitating a voice call connection from a client computer to a PSTN extensionEFUSION INC·Filed 1998·Granted Nov 7, 2000·164 cites·21 claims
- 0485US5987102AMethod and apparatus for bridging a voice call including selective provision of information in non-audio to the callerEFUSION INC·Filed 1997·Granted Nov 16, 1999·127 cites·32 claims
- 0583US6199096B1Method and apparatus for synchronizing information browsing among multiple systemsEFUSION INC·Filed 1997·Granted Mar 6, 2001·147 cites·18 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →